<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=640, target-densitydpi=device-dpi, user-scalable=no">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>联系我们</title>
</head>
<link rel="stylesheet" href="../../static/app/css/style.css">

<body>
  <div id="app">
    <section style="padding:0;">
      <div class="erweima">
        <p>
          <img src="../../static/app/images/erweima.png" alt="" title="微信二维码">
        </p> 
        <p class="blue">长按保存二维码添加官方客服微信好友</p>
        <p class="icon">
          <i> </i>
          <span>官方客服QQ：123456789</span>
        </p>
      </div>

    </section>
  </div>
</body>
  <script>
    window.onload=function(){
      var erweima = document.getElementsByClassName('erweima')[0]
      erweima.style.marginTop = '-'+(erweima.offsetHeight)/2+'px';
    }
  </script>
</html>